DER-99
Set Top Box 17.4 W Power Supply
September 12, 2005
2 Power Supply Specification
Description
Symbol
Min
Typ
Max
Units
Comment
Input
2 Wire – no P.E.
Voltage
Frequency
VIN
fLINE
160
47
230
50/60
275
63
VAC
Hz
Output
Output Voltage 1
Output Ripple Voltage 1
Output Current 1
Output Voltage 2
Output Ripple Voltage 2
Output Current 2
Output Voltage 3
Output Ripple Voltage 3
Output Current 3
VOUT1
VRIPPLE1
IOUT1
VOUT1
VRIPPLE1
IOUT1
VOUT1
VRIPPLE1
IOUT1
3.135 3.30 3.465
50
V
mV
A
V
mV
A
V
mV
A
20 MHz bandwidth
20 MHz bandwidth
20 MHz bandwidth
0.30
4.85
1.00
5.35
50
1.00
9.60
50
5.10
9.00
0.020
8.40
0.25
1.00
Total Output Power
Continuous Output Power
Efficiency
POUT
17.4
W
%
230VAC, 25 oC
Full Load
70
η
Environmental
Meets CISPR22B / EN55022B
Conducted EMI
Designed to meet IEC950, UL1950
Class II
Safety
100 kHz ring wave, 200 A short
circuit current, differential and
common mode
Surge
6
kV
oC
Free convection, sea level
Ambient Temperature
TAMB
65
Power Integrations
Tel: +1 408 414 9200 Fax: +1 408 414 9201
www.powerint.com
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